{"product_id":"oem-goodman-120-f-auxiliary-limit-switch-for-gmpe125-5a-b1370155","title":"OEM Goodman 120°F Auxiliary Limit Switch for GMPE125-5A — B1370155","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370155 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM safety control engineered for the \u003cstrong\u003eGMPE125-5A\u003c\/strong\u003e gas furnace and other compatible Goodman\/Amana models. This normally-closed thermal switch opens the control circuit if the blower compartment or heat-exchanger area exceeds its \u003cstrong\u003e120°F\u003c\/strong\u003e cutout temperature, protecting the furnace from overheating due to restricted airflow, a dirty filter, or blower failure. When temperatures return to safe levels, the switch automatically resets and restores normal operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e B1370155\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Auxiliary \/ limit safety switch (SPST, normally closed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen Temperature:\u003c\/strong\u003e 120°F cutout, auto-reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman GMPE125-5A furnace and compatible units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Genuine Goodman OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eChoosing the genuine \u003cstrong\u003eOEM B1370155\u003c\/strong\u003e guarantees the exact cutout temperature, terminal orientation, and mounting bracket your furnace's control board expects. Aftermarket universal limits often carry the wrong trip point or bracket profile, which can cause nuisance lockouts or fail to protect the heat exchanger. For a safety-critical control, we recommend the OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1 of 5).\u003c\/strong\u003e Most DIY-capable homeowners can swap this switch in 10–15 minutes with a nut driver and needle-nose pliers. \u003cstrong\u003eAlways disconnect power at the breaker before servicing.\u003c\/strong\u003e Photograph the wiring, transfer the two spade connectors, and mount the switch in the original location. If you are unsure, consult a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058140266867,"sku":"GOODMAN-12005","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-120-f-auxiliary-limit-switch-for-gmpe125-5a-b1370155","provider":"National HVAC Parts","version":"1.0","type":"link"}